GSD-2022-1006492 drm/i915/gem: Really move i915_gem_context.link under ref protection
A use-after-free vulnerability in the i915 graphics driver allows local attackers to cause denial of service or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006492?
GSD-2022-1006492 is an use after free vulnerability in Kernel, published on 9 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/i915/gem: Really move i915_gem_context.link under ref protection
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0 by commit d119888b09bd567e07c6b93a07f175df88857e02, it was introduced in version v5.12 by commit f8246cf4d9a9025d26c609bb2195e7c0a9ce5c40. For more details please see the references link.
Which versions are affected by GSD-2022-1006492?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006492?
No fix has been published for GSD-2022-1006492 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1006492 being exploited?
There is no known exploitation of GSD-2022-1006492 in the wild and no public exploit code.